Here’s a link to an article from the LA Times about AT&T ending the Time of Day service in California and Nevada. Since more and more people use cell phones and computers to determine the exact time, there is less need for this service. The article includes the history of these time systems and some of the voices behind these messages. There are a handful of “Time Ladies” whose voices and vocal mannerisms are familiar to generations of Americans.
Check out this site that has audio links to time recordings.